Monatshefte fur Chemie p. 425 - 432 (1983)
Update date:2022-08-18
Topics:
Khan, Misbahul A.
Ribeiro, Vera L. T.
The 4H-Pyrazolo<1,5-a>benzimidazole ring system was prepared by an intramolecular Ullmann arylation of 4-substituted 1-(o-aminophenyl)pyrazole while other derivatives were obtained by functional group modifications.Some electrophilic substitutions (nitration, bromination) and alkylations were also carried out. - Keywords: Alkylation; Bromination; Nitration; Ullmann arylation
View More
Suzhou Tianma Specialty Chemicals Co.,Ltd
Contact:+86-512-68090577
Address:#199, Huayuan Rd, Mudu, Suzhou, Jiangsu, CHINA
Shanghai Synmedia Chemical Co., Ltd
Contact:+86-21-38681880
Address:6th Floor, 11A Building, No.528 Ruiqing Road, Heqing town, Pudong new district, Shanghai China
website:http://www.weichichem.com
Contact:+8613912949432
Address:Fine Chemical Industrial Base,Wujiang town,He County,Anhui China.
Contact:+86-531-58668191 58668193 58668196 58661173
Address:No 55,Beixiaoxinzhuang West Street,Jinan City, Shandong Province
Nanjing Chemlin Chemical Co., Ltd.
website:http://www.echemlin.cn
Contact:+86-25-83697070
Address:Rm.902 Longyin Plaza, No. 217 Zhongshan Rd.(N) Nanjing 210009,China
Doi:10.1246/cl.2005.1492
(2005)Doi:10.1021/acscatal.9b02220
(2019)Doi:10.1039/c5ra20013j
(2015)Doi:10.1039/c1cp21387c
(2011)Doi:10.1016/S0040-4039(00)00244-6
(2000)Doi:10.1039/c39810000315
(1981)
